I want to use Racket to write an interpreter, which named interp.rkt,then I used the raco exe tool creating a standalone machine code file called interp.
I want to use it in bash with a string to be ...

So when given two lists, how do I remove elements in one list from another using only map, filter or foldr? I can't use explicit recursion or lambda either.
The lists consist of only numbers that are ...

I'm trying to define a new language in racket, let's call it wibble. Wibble will allow modules to be loaded so it has to translate it's forms to Racket require forms. But I'm having trouble getting ...

I'm trying to concactenate two json files together. if i do them directly then
there is problem of paranthesis. I want them two concactenate as two jsexp and then write to an output file. How would ...

I've been trying hard to do this and it's just frustrating that I can't actually do it. I'm even embarrassed of posting the code I wrote. I'm new to recursion so I need some help over here.
What I'm ...

(define-struct directory (name contents))
;A directory is a (make-directory String (list-of files)
;A file is one of:
; a * String (containing the name of the file; non-empty and does not contain
"/"
...

I've been trying to solve exercise 2.20 of SICP, where "dotted-tail" notation is introduced. My problem is that, instead of returning a proper list with results, my function returns a nested list.
I ...

I’m running racket as a repl (with xrepl), and I’m able to use ,doc to see some relevant documentation (almost awesome), but it fires up a web browser to see the documentation. I’d like to be able to ...

I am using the rakcet language's plot/no-gui library to render functions and I would like to increase the dpi of the images created by the plot-file call. (also any style comments are appreciated)
An ...

I am writing a small numeric program, using Typed Racket. I want to improve its performance, and installed the Optimization Coach plugin in DrRacket. However, I am not able to follow its advice in the ...

I have a simple question. Whenever I create a stand-alone application from the DrRacket IDE, I want to use an .ico file as the icon for the file. The acceptable dimensions are 16x16, 32x32, or 48x48. ...

How would I go about extracting the number of members inside a structure for a cond.
For example. I have two different structures, one with two members and another with three. How would I extract the ...